-
hcup-us.ahrq.gov/reports/statbriefs/sb218-Malnutrition-Readmissions-2013.jsp
December 01, 2016 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … No more than one readmission is counted within the 30-day period, because the outcome measure assessed … of care, access to care, medical conditions, procedures, patient populations, and other topics. … of healthcare in the United States. … Critical role of nutrition in improving quality of care: an interdisciplinary call to action to address
-
hcup-us.ahrq.gov/db/nation/nass/NASSIntroduction2022.pdf
December 01, 2024 - Classification of Diseases, Tenth
Revision, Clinical Modification (ICD-10-CM) diagnosis groups and comorbidity measures … • Compute sample weights. … Encounter weights were calculated by stratum. … ICD-10-CM diagnoses
Elixhauser
Comorbidity
Software
Refined for ICD-
10-CM
CMR_aaa2 Comorbidity measures … NASS Stratification Variables
3.5 Encounter Weights
3.5.1 Frame Sampling Rate
3.5.2 Encounter Weights
-
hcup-us.ahrq.gov/reports/statbriefs/sb218-Malnutrition-Readmissions-2013.pdf
January 01, 2013 - Critical role of nutrition in improving quality of care:
an interdisciplinary call to action to address … No more than one
readmission is counted within the 30-day period, because the outcome measure assessed … of care, access to care, medical
conditions, procedures, patient populations, and other topics. … Discharge weights for national estimates are developed using the target universe of
18
community … of health care in the United
States.
-
hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2020.jsp
January 01, 2020 - Computation of sample weights is straightforward. … Encounter weights were calculated by stratum. … of an appropriate method for calculating variances for nationwide estimates depends on the type of measure … -CM diagnoses
Elixhauser Comorbidity Software Refined for ICD-10-CM
CMR_aaa 2
Comorbidity measures … nnn denotes the CCSR number within the body system.
2 Where aaa denotes the specific comorbidity measure
-
hcup-us.ahrq.gov/reports/methods/Comparison_Report_NIS61997Final.pdf
August 09, 2000 - Sample weights were developed for the NIS to obtain national estimates of hospital and inpatient
parameters … For example, with these weights it should be possible to estimate DRG-specific
average lengths of stay … All NIS statistics used sample weights and accounted for the sample design using the SUDAAN
microcomputer … Comparison with AHA Data
Table 13 demonstrates that hospital weights associated with the NIS yield … because the sample of NIS hospitals was stratified on most of these variables, and sample
hospital weights
-
hcup-us.ahrq.gov/reports/methods/2017-01.pdf
January 01, 2017 - Standard error calculations should take into account the
poststratification weights and clustering of … It is important for researchers to calculate a measure of precision for national estimates based
on … The weights for pediatric discharges often are
higher than those for adult discharges.
3 Agency for … Those weights,
as previously described, are the relative number of discharges in the target universe … AHRQ Quality Indicators Applied to the HCUP Data for the National Healthcare Quality Report (NHQR) and
-
hcup-us.ahrq.gov/reports/methods/Comparison_Report_NIS11988-92Final.pdf
July 11, 1996 - Nationwide Inpatient Sample, Release 1, for more details on the design of the sample.
4
Sample weights … For example, with these weights it should be possible to estimate DRG-specific
average lengths of stay … Comparison with AHA Data
Table 18 demonstrates that hospital weights associated with the NIS yield … Table 19 demonstrates that, while the NIS hospital weights accurately weight sample hospitals
back to … For example, the estimate of ALOS would put
less weight on the South than the current set of weights
-
hcup-us.ahrq.gov/db/nation/nis/NIS88-92Overview_122104.pdf
November 01, 2015 - Tools
AHRQ Quality Indicators (QIs) are clinical performance measures for use with readily available … Discharge weights can be multiplied by 10 for use with the Subsample files. … Hospital weights
do not require adjustment because every NIS hospital appears in each 10% Subsample … For
detailed information about use of discharge and hospital weights, see Technical Supplement 5: … The NIS Hospital Weights file also contains the hospital identifier assigned by the
AHA, providing
-
hcup-us.ahrq.gov/db/nation/nass/NASSIntroduction2021.pdf
April 01, 2024 - Computation of encounter weights is straightforward. … Encounter weights were calculated by stratum. … of an appropriate method for calculating
variances for nationwide estimates depends on the type of measure … ICD-10-CM diagnoses
Elixhauser
Comorbidity
Software
Refined for ICD-
10-CM
CMR_aaa2 Comorbidity measures … Software Refined for ICD-10-
CM diagnosis codes
CMR_VERSION Version of the Elixhauser Comorbidity Measure
-
hcup-us.ahrq.gov/db/nation/nis/NIS96_Overview_122104.pdf
November 01, 2015 - Tools
AHRQ Quality Indicators (QIs) are clinical performance measures for use with readily available … Hospital and
discharge weights are provided for producing national and State-level estimates. … C 800-900 hospitals per year
C Two 10% Subsamples of discharges from all NIS hospitals
C Hospital Weights … procedures
C Discharge quarter C Discharge weight
C Linkages to other core files and to Hospital Weights … into original format
C Record layouts for:
- Inpatient Stay Core and Subsample Files
- Hospital Weights
-
hcup-us.ahrq.gov/db/nation/nis/NIS97_Overview_122104.pdf
September 01, 2002 - Tools
AHRQ Quality Indicators (QIs) are clinical performance measures for use with readily available … Hospital and
discharge weights are provided for producing national and State-level estimates. … 800-1,000 hospitals per year
C Two 10% Subsamples of discharges from all NIS hospitals
C Hospital Weights … Weights File: This hospital-level file contains weights and variance estimation data
elements, as well … procedures
C Discharge quarter C Discharge weight
C Linkages to other core files and to Hospital Weights
-
hcup-us.ahrq.gov/toolssoftware/revisit/UserGuide-SuppRevisitFilesCD.pdf
October 01, 2024 - User Guide: Supplemental Variables for Revisit Analysis
USER GUIDE: HCUP SUPPLEMENTAL VARIABLES FOR
REVISIT ANALYSES
Updated: October 2024
HCUP (October 2024) i User Guide: Supplemental Revisit Files
Table of Contents
Introducti…
-
hcup-us.ahrq.gov/reports/methods/1999NISComparisonReportFinal.pdf
March 08, 2002 - Report on the 1999 NIS Comparison 8
METHODS
Variables Compared in the Report
The following measures … These measures of utilization and outcomes were selected because they are common in health
services … In summary, national and regional NIS estimates matched the NHDS and the AHA survey on all
measures … Table 8
NIS and NHDS estimates were similar for all three measures for each hospital ownership
category … For only one of these measures, hospital length of
stay, is the difference greater than 5%.
-
hcup-us.ahrq.gov/db/nation/nrd/NRDIntroduction2021.pdf
March 01, 2024 - Reducing
hospital readmissions is a key strategy for improving the quality of healthcare while containing … Although discharge-level weights
were calculated for the NRD, hospital-level weights were not calculated … Users should not
equate the discharge-level weights to weights that can be used to estimate population … Variance Calculations
It may be important for researchers to calculate a measure of precision for … Data Elements in the 2021 NRD Severity Measures File
Table D.3.
-
hcup-us.ahrq.gov/reports/methods/2010_02.pdf
January 01, 2010 - Department of Commerce
Data Collection Method:
Integration of various economic measures from various … During the development of AHRQ Quality Indicator (QI) estimates from HCUP data for the first
National Healthcare … Quality Report (NHQR), the possibility of using the Current Population
Survey (CPS) for population … The difficulty was that the NHQR measures were categorized by
the primary expected payer of the hospital … CPS, which aims to measure health insurance coverage of the
population, counts people in government
-
hcup-us.ahrq.gov/db/nation/nrd/NRDIntroduction2022.pdf
December 01, 2024 - Reducing
hospital readmissions is a key strategy for improving the quality of healthcare while containing … Users should not
equate the discharge-level weights to weights that can be used to estimate population … Variance Calculations
It may be important for researchers to calculate a measure of precision for … Software Refined
for ICD-10-CM diagnosis codes
CMR_VERSION Version of the Elixhauser Comorbidity Measure … Data Elements in the 2022 NRD Severity Measures File
Table D.3.
-
hcup-us.ahrq.gov/reports/statbriefs/sb222-Preeclampsia-Eclampsia-Delivery-Trends.pdf
December 01, 2016 - multiple birth, all stillborn
656.5 Poor fetal growth Poor fetal growth
a Definition consistent with measures … presenting statistics on hospital inpatient,
ambulatory surgery, and emergency department use and costs, quality … of care, access to care, medical
conditions, procedures, patient populations, and other topics. … publication who are interested in
obtaining more information about access, cost, use, financing, and quality … of health care in the United
http://www.hcup-us.ahrq.gov/reports/statbriefs/sb_pregnancy.jsp
http:
-
hcup-us.ahrq.gov/db/nation/nis/reports/2004niscomparisonrpt.jsp
May 01, 2016 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … As a result, the NIS includes approximately 8 million discharges from 994 hospitals, with weights to … These measures of utilization and outcomes were selected because they are common in health services research … This is not surprising, because NIS sampling strata and NIS discharge weights were based on AHA Annual … The AHA-derived sampling weights in the NIS yield discharge counts consistent with the AHA universe,
-
hcup-us.ahrq.gov/reports/methods/2006_6a.pdf
January 01, 2006 - Department of Commerce
Data Collection Method:
Integration of various economic measures from various … During the development of AHRQ Quality Indicator (QI) estimates from HCUP data for the first
National Healthcare … Quality Report (NHQR), the possibility of using the Current Population
Survey (CPS) for population … The difficulty was that the NHQR measures were categorized by
the primary expected payer of the hospital … CPS, which aims to measure health insurance coverage of the
population, counts people in government
-
hcup-us.ahrq.gov/reports/statbriefs/sb222-Preeclampsia-Eclampsia-Delivery-Trends.jsp
April 01, 2017 - Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend Weights … all stillborn
656.5
Poor fetal growth
Poor fetal growth
a Definition consistent with measures … of care, access to care, medical conditions, procedures, patient populations, and other topics. … publication who are interested in obtaining more information about access, cost, use, financing, and quality … of healthcare in the United States.